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    <title>course in ordinary differential equations</title>
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  <titleInfo type="uniform">
    <title>Obyknovennye different͡sialnya uravnenii͡a. English</title>
  </titleInfo>
  <name type="personal">
    <namePart>Pontri͡agin, Lev Semenovich</namePart>
    <namePart type="date">1908-</namePart>
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    <place>
      <placeTerm type="text">Delhi</placeTerm>
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    <publisher>Hindustan Pub. Corp. (India)</publisher>
    <dateIssued>1967</dateIssued>
    <issuance>monographic</issuance>
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  <language>
    <languageTerm authority="iso639-2b" type="code">eng</languageTerm>
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  <physicalDescription>
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    <extent>x, 333 p. 25 cm.</extent>
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  <note type="statement of responsibility">[by] L. S. Pontriagin.</note>
  <subject authority="lcsh">
    <topic>Differential equations</topic>
  </subject>
  <classification authority="lcc">QA372 .P733 1967</classification>
  <classification authority="ddc">517/.382</classification>
  <relatedItem type="series">
    <titleInfo>
      <title>International monographs on advanced mathematics and physics</title>
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  <identifier type="lccn">sa 68012002</identifier>
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